KR910003766Y1 - Height-adjusting apparatus of head rest for chair - Google Patents

Height-adjusting apparatus of head rest for chair Download PDF

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Publication number
KR910003766Y1
KR910003766Y1 KR2019880006754U KR880006754U KR910003766Y1 KR 910003766 Y1 KR910003766 Y1 KR 910003766Y1 KR 2019880006754 U KR2019880006754 U KR 2019880006754U KR 880006754 U KR880006754 U KR 880006754U KR 910003766 Y1 KR910003766 Y1 KR 910003766Y1
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KR
South Korea
Prior art keywords
headrest
adjustment
chair
height
shaft
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KR2019880006754U
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Korean (ko)
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KR890022446U (en
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장정규
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장정규
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Priority to KR2019880006754U priority Critical patent/KR910003766Y1/en
Publication of KR890022446U publication Critical patent/KR890022446U/en
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Publication of KR910003766Y1 publication Critical patent/KR910003766Y1/en

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60NSEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/80Head-rests
    • B60N2/806Head-rests movable or adjustable
    • B60N2/809Head-rests movable or adjustable vertically slidable
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47CCHAIRS; SOFAS; BEDS
    • A47C7/00Parts, details, or accessories of chairs or stools
    • A47C7/36Support for the head or the back
    • A47C7/38Support for the head or the back for the head
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60YINDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00Type of vehicle
    • B60Y2200/10Road Vehicles
    • B60Y2200/14Trucks; Load vehicles, Busses
    • B60Y2200/143Busses

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Chair Legs, Seat Parts, And Backrests (AREA)

Abstract

내용 없음.No content.

Description

의자의 머리받이 높이 조절장치Chair head height adjustment

제 1 도는 본 고안을 적용 실시예를 도시한 부분 단면 사시도.1 is a partial cross-sectional perspective view showing an embodiment to which the present invention is applied.

제 2a,b 도는 본 고안 실시예를 정면 조립단면 작용 상태도.2a, b is a front assembly cross-sectional action state of the present invention embodiment.

제 3a,b 도는 본 고안 실시예의 평면 조립 단면도.3a, b is a plan assembly cross-sectional view of the present invention embodiment.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

2 : 머리받이 3 : 안내축2: headrest 3: guide shaft

4 : 래크 5 : 지지축4: rack 5: support shaft

6 : 등받이 체대 7 : 조립공6: backrest body 7: assemblyman

8, 8' : 치홈 9 : 지지보스8, 8 ': Chi groove 9: Support boss

10 : 베벨기어 11 : 조절축10: Bevel Gear 11: Adjusting Shaft

12 : 걸림턱 13 : 스프링12: hanging jaw 13: spring

14 : 슬리이드 키이 15 : 코일스프링14: slide key 15: coil spring

16 : 조절핸들16: adjustment handle

본 고안은 사용자가 안락한 척석상태를 가져올 수 있도록 일반적으로 의자의 등받이 상부도 따라 머리받이를 정치하게 되는데 사용자의 신체형에 따라 선택적으로 조절하여 높낮이를 조정하여 사용할 수 있도록한 의자의 머리받이 높이 조절장치에 관한 것이다.The present invention is to fix the headrest in accordance with the upper back of the chair in order to bring a comfortable choker status, the height of the headrest of the chair can be used to adjust the height by selectively adjusting according to the user's body type It is about.

종래의 경우 안락한 착석감을 가져올 수 있도록 하기 위해 의자의 등받이 상부로 노출되도록 머리받이를 착설하게 되었으나 이는 일반적인 차량의 경우는 일률적으로 동일한 노출정도로 고정 설치되어 있어 사용자의 신체적인 조건이 서로 다르기 때문에 사용자로 하여금 부자연스러운 착석상태를 가져오는 결함이 있어 최근에는 사용자의 체형에 따라 머리받이의 높이를 조절할 수 있도록 하였으나 그 조절상태가 사용자로 하여금 불편한 조작 수단이 요구되는 결점이 있었다.In the conventional case, the headrest was installed to be exposed to the upper back of the chair in order to bring a comfortable seating feeling. However, in the case of a general vehicle, the headrest is fixedly installed at the same exposure level, so that the user's physical conditions are different. There is a defect that brings an unnatural seating state, and in recent years has been able to adjust the height of the headrest according to the user's body shape, but the adjustment state was a defect that requires the user uncomfortable operation means.

따라서 본 고안은 이와같은 종래의 결점을 해소시키기 위해 사용자가 의자에 착석한 상태에서 조절핸들의 조작에 따라 머리받이의 높이 조절을 할 수 있게 된 것으로서 첨부된 실시예를 도시한 도면에 따라 그 구성 및 작용효과를 상세히 설명하면 다음과 같다.Therefore, the present invention is to be able to adjust the height of the headrest according to the operation of the adjustment handle while the user is seated on the chair in order to solve such a conventional drawback, the configuration according to the accompanying drawings showing the embodiment shown And described in detail the working effect as follows.

등받이(1)에 머리받이(2)가 착설된 의자에 있어서, 머리받이(2)하향으로 양쪽의 안내축(3)과 레크(4)가 성형된 지지축(5)을 형성시키고, 등받이체대(6)중앙부 상하횡간에 다수의 조립공(7)을 형성시켜 머리받이(2)를 조립하면서 위치고정되어 측부로 치홈(8)이 형성된 지지보스(9)와 단부에 베벨기어(10)가 형성된 조절축(11)의 걸림턱(12)사이 스프링(13)을 사이에 두고 축설하여 외부로 뻗어진 조절축(11)에는 슬라이드키이(14)를 통해 코일스프링(15)을 끼워 치홈(8')이 형성된 조절핸들(16)을 탄력 설치하여 치합되게 조립하여 된 구성을 갖는다.In the chair with the headrest 2 mounted on the backrest 1, the support shaft 5 formed with both guide shafts 3 and the leg 4 are formed under the headrest 2, and the backrest stand (6) Forming a plurality of assembling holes (7) between the upper and lower center of the center portion is assembled while the headrest (2) is fixed to the support boss (9) and the bevel gear (10) formed at the end and the tooth groove (8) formed side The coil spring 15 is inserted into the adjustment groove 11 through the slide key 14 to the adjustment shaft 11 that extends to the outside by the spring 13 between the locking projections 12 of the adjustment shaft 11. ) Has a configuration that is assembled to mate by elastically installed control handle 16 is formed.

이와 같이 구성되어진 본 고안의 작용효과를 상세히 설명하면 다음과 같다.If described in detail the effect of the present invention is configured as follows.

본 고안은 도면 제 1 도에 도시된 바와 같이 등받이(1)의 내부에 등받이체대(6)을 통해 제반 체결구조로 구성되어진 상태의 의자에 사용자가 착석한 후 머리를 받칠 수 있는 머리받이(2)를 상향으로 높이를 올리려 할 경우에는 의자의 등받이(1)측부로 노출되게 체결된 조절핸들(16)을 외곽쪽으로 약간 당기게 되면, 도면 제 2a 도와 제 3a 도의 도시된 바와 같이 등받이체대(6)에 고정장치된 지지보스(9)의 축부로 형성된 치홈(8)과 조절핸들(16)의 치홈(8')이 코일 스프링(15)의 복원력으로 치합되어 조절축(11)의 회전을 정지하고 있던 상태에서 사용자가 외곽쪽으로 당기게 되면 코일스프링(15)을 압축하면서 슬라이드키이(14)를 통해 조절축(11)과 조립되어진 조절핸들(16)이 도면 제 2b,3b 도에서 실선으로 도시된 바와같이 이동하면서 치홈(8)(8')간의 치합상태가 해제되어진 상태에서 조절핸들 "A"방향으로 회전시키게 되면, 조절축(11)과 조절핸들(16)간에 슬라이드키이(14)를 통해 조립되어 있기 때문에 지지보스(9)후단측과 조절축(1)의 걸림턱(12)사이 장착된 스프링(13)의 복원력으로 조절축(11)단부에 형성된 베벨기어(10)와 머리받이(2)의 지지축(5)에 형성된 레크(4)와는 치합되어 있는 상태가 유지되고 있는 것이므로 사용자가 조절핸들(16)을 회전시키게되면 조절축(11)의 베벨기어(10)를 회전시키게 되므로 머리받이(2)는 상향으로 이동하며, 이때, 지지축(5)의 양쪽에 형성된 안내축(3)은 등받이체대(6)의 중앙부 상,하횡간에 형성된 다수 조립공(7)의 안내를 받아 머리받이(2)의 상하이동시 직선적인 이동이 될 수 있게 하는 것이다.The present invention is a headrest (2) that can support the head after the user is seated on a chair in a state that is composed of a fastening structure through the backrest stand (6) inside the backrest (1) as shown in FIG. In the case of raising the height upward), when the adjustment handle 16 fastened to the outside of the backrest (1) side of the chair is slightly pulled outward, the backrest stand 6 as shown in Figs. 2a and 3a of the drawings. The tooth groove 8 formed by the shaft portion of the support boss 9 fixed to the gear groove 8 and the tooth groove 8 'of the adjustment handle 16 are engaged by the restoring force of the coil spring 15 to stop the rotation of the adjustment shaft 11. When the user pulls outward, the control handle 16 assembled with the control shaft 11 through the slide key 14 while compressing the coil spring 15 is shown in solid lines in FIGS. 2B and 3B. The engagement between the tooth grooves 8 and 8 'is released while moving together. When rotated in the direction of the adjustment handle "A" in the state, it is assembled between the adjustment shaft 11 and the adjustment handle 16 through the slide key 14, the rear end of the support boss (9) and the adjustment shaft (1) By the restoring force of the spring 13 mounted between the engaging jaw 12 of the bevel gear 10 formed on the end of the adjustment shaft 11 and the rack 4 formed on the support shaft 5 of the headrest 2 is engaged Since the state is being maintained, if the user rotates the adjustment handle 16 to rotate the bevel gear 10 of the adjustment shaft 11, the headrest (2) moves upwards, at this time, the support shaft (5) Guide shafts (3) formed on both sides of the) is to allow the linear movement of the headrest (2) at the same time as the headrest (2) is guided by a plurality of assembly holes (7) formed between the upper and lower centers of the backrest stand (6). .

즉, 등받이(1) 상부에 착설된 머리받이(2)의 높낮이를 조절하고자 할 때에는 측부로 노출되어진 조절핸드(16)을 약간 외곽으로 당기면서 지지보스(9)와 조절핸들(16)간에 코일스프링(15)의 복원력에 의해 치홈(8)(8')이 치합되어 회전정지되는 상태에서 1차적인 해제시킨 상태에서 조절핸들(16)을 "A"방향 혹은 "B"방향으로 조절하므로서 조절축(11)의 베벨기어(10)와 지지축(5)의 테크(4)와의 치합상태에 의해 머리받이(2)의 상, 하 높이 조절을 완료후에 잡고 있던 조절손잡이(16)를 놓게 되면, 코일스프링(15)의 복원력에 의해 조절손잡이(16)의 치홈(8')은 고정된 지지보스(9)의 치홈(8)과 치합되어 머리받이(2)의 조절된 위치에 고정시켜 사용할 수 있게 되며 또한 사용자가 자신의 신체 체형에 알맞게 조절시킨 상태로 착석한 후 자리를 비우고 의자를 원상태로 정리하려 할 경우에는 조절손잡이(16)를 외곽쪽으로 힘을 가해 당기게 되면, 베벨기어(10)와 테크(4)와의 치합력으로 작용되는 스프링(13)보다 약한 복원력을 지닌 코일스프링(5)이 1차적으로 압축되면서 지지보스(9)의 치홈(8)과 조절핸들(16)의 치홈(8')의 치합상태가 1차적으로 해제됨과, 조절축(11) 역시 외곽으로 당겨지면서 조절축(11)의 걸림턱(12)과 지지보스(9)사이 장착되어 있는 스프링(13)을 압축하면서 조절축(11)의 단부에 형성되어진 베벨기어(10)와 머리받이(2)의 지지축(5)에 형성된 테크(4)간의 치합상태가 2차 단체적으로 해제되어져 제 2b 도에서 가상선으로 도시된 상태가 되며, 이 상태가 유지시키면서 머리받이(2)를 하향으로 누르게 되면 원위치로 머리받이(2)를 위치 안착시킨 후 조절핸들(16)을 놓게되면 스프링(13)(15)의 복원력에 의해 머리받이(2)의 위치고정을 완료하게 되는 것이다.That is, in order to adjust the height of the headrest (2) installed on the upper backrest (1), the coil between the support boss (9) and the adjustment handle (16) while pulling the control hand (16) exposed to the side to the outside slightly Adjust by adjusting the adjusting handle 16 in the "A" direction or "B" direction in the first release state in the state in which the tooth grooves 8 and 8 'are engaged and rotated and stopped by the restoring force of the spring 15. When the adjustment knob 16 held by the bevel gear 10 of the shaft 11 and the tech 4 of the support shaft 5 is released, the upper and lower height adjustment of the headrest 2 is completed. By the restoring force of the coil spring 15, the tooth groove 8 ′ of the adjustment knob 16 is engaged with the tooth groove 8 of the fixed support boss 9 to be fixed to the adjusted position of the head restraint 2. Also, the user can be seated with the body shape adjusted according to his / her body shape, leave the seat and clean the chair. When the adjustment knob 16 is pulled outwardly, the coil spring 5 having a weaker restoring force than the spring 13 acting as the engagement force between the bevel gear 10 and the tech 4 is primary. Compression with the tooth groove 8 of the support boss 9 and the engagement state of the tooth groove 8 'of the adjusting handle 16 is primarily released, and the adjustment shaft 11 is also pulled outward to the adjustment shaft 11 The support shaft 5 of the bevel gear 10 and the headrest 2 formed at the end of the adjustment shaft 11 while compressing the spring 13 mounted between the engaging jaw 12 and the support boss 9 of the The mating state between the tech 4 formed in the second is released collectively, and the state is shown as a virtual line in FIG. 2b. When the headrest 2 is pressed downward while this state is maintained, the headrest is returned to its original position (2). ) Position of the head restraint (2) by restoring force of the spring (13) and (15) Which will complete the process.

따라서 합승버스에 본 고안의 적용 실시한다 할 때 승객이 착석한 후 등받이(1)의 측부로 노출되어진 조절핸들(16)을 외곽으로 당기면서 좌, 우 회전에 의해 알맞는 머리받이(2)의 높낮이를 조절하여 안락한 승차감을 가지게 되는 것으로 단순한 조작에 의해 머리받이(2)의 높낮이 조절을 할 수 있게 된 것이다.Accordingly, when the present invention is applied to a shared bus, the headrest 2 is fitted by turning left and right while pulling the control handle 16 exposed to the side of the backrest 1 after the passenger is seated. By adjusting the height to have a comfortable ride, it is possible to adjust the height of the headrest (2) by a simple operation.

Claims (1)

등받이(1)에 머리받이(2)가 착설된 의자에 있어서, 머리받이(2)하향으로 양쪽의 안내축(3)과 래크(4)가 성형된 지지축(5)이 형성되고, 등받이체대(6)중앙부 상, 하횡간에 다수의 조립공(7)을 형성시켜 머리받이(2)를 조립하는 한편, 측부에 치홈(8)을 가진 지지보스(9)를 등받이체대(6)와 일체형으로 형성시켜 단부에 베벨기어(10)를 가진 조절축(11)의 걸림턱(12)사이 스프링(13)을 사이에 두고 관통결합하면서 외부로 뻗어진 조절축(11)단부에는 슬라이드키이(14)를 통해 코일스프링(15)을 끼워 치홈(8')이 형성된 조절핸들(16)을 탄력설치하여 조절핸들(16)의 회전조작에 의해 머리받이(2)의 높낮이를 조절할 수 있게 된 의자의 머리받이 높이 조절장치.In the chair on which the headrest 2 is mounted on the backrest 1, a support shaft 5 formed with both guide shafts 3 and a rack 4 is formed below the headrest 2, and a backrest stand is formed. (6) While assembling the headrest (2) by forming a plurality of assembling holes (7) between the upper and lower center, the support boss (9) having the tooth groove (8) on the side is integrated with the backrest base (6). A slide key 14 is formed at the end of the adjustment shaft 11 extending outward while the spring 13 is interposed between the locking projections 12 of the adjustment shaft 11 having the bevel gear 10 at the end thereof. The head of the chair which can adjust the height of the headrest 2 by the rotation operation of the adjustment handle 16 by elastically installing the adjustment handle 16 in which the tooth groove 8 'is formed by inserting the coil spring 15 through the coil spring 15. Base height adjustment.
KR2019880006754U 1988-05-03 1988-05-03 Height-adjusting apparatus of head rest for chair KR910003766Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019880006754U KR910003766Y1 (en) 1988-05-03 1988-05-03 Height-adjusting apparatus of head rest for chair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019880006754U KR910003766Y1 (en) 1988-05-03 1988-05-03 Height-adjusting apparatus of head rest for chair

Publications (2)

Publication Number Publication Date
KR890022446U KR890022446U (en) 1989-12-01
KR910003766Y1 true KR910003766Y1 (en) 1991-06-03

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KR2019880006754U KR910003766Y1 (en) 1988-05-03 1988-05-03 Height-adjusting apparatus of head rest for chair

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